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Viewing changes to bzrlib/tests/test_symbol_versioning.py

  • Committer: John Arbash Meinel
  • Date: 2010-08-04 04:33:24 UTC
  • mto: This revision was merged to the branch mainline in revision 5390.
  • Revision ID: john@arbash-meinel.com-20100804043324-1ldc2v2w1kza7ox4
get into the nitty gritty for the _key_to_sha1 function.

It doesn't seem to help to op-out of the actual unhexlify call, so at least
that doesn't seem to be the performance overhead.
We get down to around 19.9us for _key_to_sha1 across 120 keys, which is
0.166us per key.

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bzrlib/tests/test_symbol_versioning.py
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# Copyright (C) 2006, 2007, 2009 Canonical Ltd
 
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# Copyright (C) 2006-2010 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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    def check_deprecated_callable(self, expected_warning, expected_docstring,
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                                  expected_name, expected_module,
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                                  deprecated_callable):
 
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        if __doc__ is None:
 
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            # With -OO the docstring should just be the deprecated version
 
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            expected_docstring = expected_docstring.split('\n')[-2].lstrip()
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        old_warning_method = symbol_versioning.warn
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        try:
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            symbol_versioning.set_warning_method(self.capture_warning)
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        symbol_versioning.suppress_deprecation_warnings()
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        self.assertFirstWarning('ignore', DeprecationWarning)
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    def test_set_restore_filters(self):
 
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        original_filters = warnings.filters[:]
 
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        symbol_versioning.suppress_deprecation_warnings()()
 
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        self.assertEqual(original_filters, warnings.filters)
 
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    def test_suppress_deprecation_with_warning_filter(self):
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        """don't suppress if we already have a filter"""
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        warnings.filterwarnings('error', category=Warning)